| error[E0277]: the trait bound `T: std::marker::Copy` is not satisfied |
| --> $DIR/wf-in-fn-type-ret.rs:19:5 |
| | |
| LL | x: fn() -> MustBeCopy<T> //~ ERROR E0277 |
| | ^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Copy` is not implemented for `T` |
| | |
| = help: consider adding a `where T: std::marker::Copy` bound |
| note: required by `MustBeCopy` |
| --> $DIR/wf-in-fn-type-ret.rs:13:1 |
| | |
| LL | struct MustBeCopy<T:Copy> { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^ |
| |
| error: aborting due to previous error |
| |
| For more information about this error, try `rustc --explain E0277`. |
